/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package cn.edu.bjtu.general.math.random;

import cn.edu.bjtu.general.math.function.DoubleFunction;

/**
 * This shim allows samplers to be used to initialize vectors.
 */
public abstract class AbstractSamplerFunction extends DoubleFunction implements Sampler<Double> {
  /**
   * Apply the function to the argument and return the result
   *
   * @param ignored Ignored argument
   * @return A sample from this distribution.
   */
  @Override
  public double apply(double ignored) {
    return sample();
  }

  @Override
  public abstract Double sample();
}
